0.250 by 0.125 in. Keyway on third step and 0.312 by 0.156 in. Keyway on fourth step of second end
A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (aa), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see axle(1), shouldered. For items not having any of the above conditions see pin, shoulder, headless. Excludes shaft(1), straight; and axle(1), straight.
Classification: Transmission shafts and cranks, except camshafts and crankshafts
NSN 6320-01-350-5570
NSN 6110-00-001-6635
NSN 5990-01-004-6343
NSN 5950-01-357-2040
NSN 5915-01-361-9857
NSN 5998-01-432-2599
NSN 6135-00-593-6831
NSN 5985-01-463-0037
NSN 5930-01-494-9104
NSN 6685-01-179-3099
NSN 5960-00-364-3647
NSN 5950-01-038-1661